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Parts for MerCruiser Alpha One (Gen. II) 1998 & Up Driveshaft Housing & Drive Gears

#1 1547-861063A 4 HOUSING ASSEMBLY, Driveshaft (1 required per assembly)
HOUSING ASSEMBLY Drives 1547-861063A 4
1547-861063A 4

About Mercury Marine

OEM Part

1547-861063A 4 - Dsh Genii Basic [ More info ]

Add to shopping cart $860.50
Available to order: Usually ships within 8 days. Explain stock levels

Upper Unit Housing
18-2411

About Sierra Marine

OEM Match

18-2411 - Upper Unit, [ More info ]

Add to shopping cart $970.15
1 in stock. Explain stock levels

#2 10-79953A 2 SCREW KIT, (.375-16 x .250) , Drain (1 required per assembly)
SCREW KIT-DRAIN   O - Replaced by 10-79953Q 2
10-79953A 2

This part has been superseded.

10-79953A 2 - SCREW KIT-DRAIN O [ More info ]
Unavailable
Replaced by 10-79953Q 2
SCREW KIT @2      O - Replaced by 10-79953Q04
10-79953Q 2

This part has been superseded.

10-79953Q 2 - SCREW KIT @2 O [ More info ]
Unavailable
Replaced by 10-79953Q04
SCREW KIT Drain 10-79953Q04
10-79953Q04

About Mercury Marine

OEM Part

10-79953Q04 - Screw Kit - Priced Individually [ More info ]

Add to shopping cart $5.80
10+ in stock. Explain stock levels

DRAIN PLUG
18-2244

About Sierra Marine

OEM Match

18-2244 - Plug Kit, 10-79953A2 [ More info ]

Add to shopping cart $2.99 $2.07
10+ in stock. Explain stock levels

SCREW-DRAIN Note: must be ordered in multiples of 2   10 79953K04
10 79953K04

About Mercury Marine

OEM Part

10-79953K04 - Drain Screw - Priced Individually [ More info ]

Add to shopping cart $5.80
8 in stock. Explain stock levels

#3 12-19183 WASHER, Fiber (1 required per assembly)
WASHER-BLK @15    O - Replaced by 12-19183  2
12-19183

This part has been superseded.

12-19183 - WASHER-BLK @15 O [ More info ]
Unavailable
Replaced by 12-19183 2
WASHER-ORAN @15   O - Replaced by 12-19183  3
12-19183  2

This part has been superseded.

12-19183 2 - WASHER-ORAN @15 O [ More info ]
Unavailable
Replaced by 12-19183 3
SEAL 12-19183  3
12-19183  3

About Mercury Marine

OEM Part

12-19183 3 - Seal -Blue - Priced Individually [ More info ]

Add to shopping cart $1.00
10+ in stock. Explain stock levels

DRAIN GASKET
18-2945

About Sierra Marine

OEM Match

18-2945-9 - Gasket 12-19183 2-Pack [ More info ]

Add to shopping cart $2.78 $1.52
10+ in stock. Explain stock levels

SEAL (4) Note: must be ordered in multiples of 2   12 19183Q02
12 19183Q02

About Mercury Marine

OEM Part

12-19183Q02 - Seals, Pack of 4 [ More info ]

Add to shopping cart $5.10
Available to order: Usually ships within 8 days. Explain stock levels

SEAL (4) Note: must be ordered in multiples of 2   12 19183K02
12 19183K02

About Mercury Marine

OEM Part

12-19183K02 - Seal, Pack of 4 [ More info ]

Add to shopping cart $5.10
Available to order: Usually ships within 8 days. Explain stock levels

#4 24-17997A 1 SPRING KIT (1 required per assembly)
SPRING KIT 24-17997A 1
24-17997A 1

About Mercury Marine

OEM Part

24-17997A 1 - Spring Kit [ More info ]

Add to shopping cart $7.40
Available to order: Usually ships within 8 days. Explain stock levels

Valve Kit
18-2715

About Sierra Marine

OEM Match

18-2715 - Valve Kit, 24-17997A1 [ More info ]

Add to shopping cart $7.20 $5.01
5 in stock. Explain stock levels

#5 26-66302 SEAL, Oil (2 required per assembly) SN# 0M400410 & Below
SEAL Oil 26-66302
26-66302

About Mercury Marine

OEM Part

26-66302 - Seal - Priced Individually [ More info ]

Add to shopping cart $14.20
10+ in stock. Explain stock levels

Oil Seal
18-2056

About Sierra Marine

OEM Match

18-2056 - Seal, 26-96503 1 [ More info ]

Add to shopping cart $11.49 $8.73
10+ in stock. Explain stock levels

#5 26-864319 SEAL, Oil (1 required per assembly) SN# 0M400412 & Up
SEAL Oil 26-864319
26-864319

About Mercury Marine

OEM Part

26-864319 - Seal -double [ More info ]

Add to shopping cart $6.90
Available to order: Usually ships within 8 days. Explain stock levels

DOUBLE LIP SEAL
18-3289

About Sierra Marine

OEM Match

18-3289 - Seal, 26-864319 [ More info ]

Add to shopping cart $6.49 $4.43
4 in stock. Explain stock levels

#6 821564 PLUG (1 required per assembly)
PLUG              O - Replaced by -861738
 

This part has been superseded.

821564 - PLUG O [ More info ]
Unavailable
Replaced by -861738
PLUG 861738
 

About Mercury Marine

OEM Part

861738 - Plug [ More info ]

Add to shopping cart $2.00
3 in stock. Explain stock levels

#7 814386 WEAR PAD (1 required per assembly) (PORT)
8M2015937 814386
 

About Mercury Marine

OEM Part

814386 - WEAR PAD-LH [ More info ]

Add to shopping cart $2.57
1 in stock. Explain stock levels

WEAR PAD-LH 8M2015937
8M2015937

About Mercury Marine

OEM Part

8M2015937 - Wear Pad -lh [ More info ]

Add to shopping cart $4.20
2 in stock. Explain stock levels

#7 814387 WEAR PAD (1 required per assembly) (STARBOARD)
8M2015938 814387
 

About Mercury Marine

OEM Part

814387 - WEAR Pad -RH [ More info ]

Add to shopping cart $2.57
1 in stock. Explain stock levels

WEAR PAD-RH       O - Replaced by -879346T30
 

This part has been superseded.

8M2015938 - WEAR PAD-RH O [ More info ]
Unavailable
Replaced by -879346T30
WEAR PAD 879346T30
 

About Mercury Marine

OEM Part

879346T30 - WEAR PAD [ More info ]

Add to shopping cart $5.30
2 in stock. Explain stock levels

#8 19-824928 PLUG, Rubber (1 required per assembly)
PLUG              O - Replaced by 19-824928001
 

This part has been superseded.

19-824928 - PLUG O [ More info ]
Unavailable
Replaced by 19-824928001
PLUG Rubber 19-824928001
 

About Mercury Marine

OEM Part

19-824928001 - Plug [ More info ]

Add to shopping cart $3.80
Available to order: Usually ships within 8 days. Explain stock levels

#9 814819A 7 UNIVERSAL JOINT (1 required per assembly) (Gray) Meritor Assembly
UNIVERSAL JOINT   O - Replaced by -864281A 2
814819A 7

This part has been superseded.

814819A 7 - UNIVERSAL JOINT O [ More info ]
Unavailable
Replaced by -864281A 2
UNIVERSAL JOINT 864281A 2
864281A 2

About Mercury Marine

OEM Part

864281A 2 - Shaft Assembly [ More info ]

Add to shopping cart $634.17
In stock Explain stock levels

U-Joint Assy
18-6402

About Sierra Marine

OEM Match

18-6402 - Universal Joint Assembly, 864281A2 [ More info ]

Add to shopping cart $667.88 $541.35
4 in stock. Explain stock levels

#9 864281A 2 UNIVERSAL JOINT (1 required per assembly) (Black) GKN Assembly
#10 853635 YOKE, Gear End (1 required per assembly) (Gray) Meritor Assembly
YOKE 853635
853635

About Mercury Marine

OEM Part

853635 - Yoke -Universal Joint [ More info ]

Add to shopping cart $158.33
In stock Explain stock levels

#10 864282T YOKE, Gear End (1 required per assembly) (Black) GKN Assembly
YOKE 864282T
864282T

About Mercury Marine

OEM Part

864282T - Yoke - Short [ More info ]

Add to shopping cart $134.50
1 in stock. Explain stock levels

#11 39383T SOCKET, Center (1 required per assembly) (Gray) Meritor Assembly
393831 39383T
39383T

About Mercury Marine

OEM Part

39383T - Center Socket [ More info ]

Add to shopping cart $50.00
3 in stock. Explain stock levels

SOCKET Center 39383  1
39383  1

About Mercury Marine

OEM Part

39383 1 - Yoke -double [ More info ]

Add to shopping cart $108.33
Available to order: Usually ships within 8 days. Explain stock levels

Center Socket
18-2128

About Sierra Marine

OEM Match

18-2128 - Yoke 39383TCenter [ More info ]

Add to shopping cart $82.23 $65.82
1 in stock. Explain stock levels

#11 865503T SOCKET, Center (1 required per assembly) (Black) GKN Assembly
SOCKET 865503T
865503T

About Mercury Marine

OEM Part

865503T - Yoke -double [ More info ]

Add to shopping cart $79.00
Available to order: Usually ships within 8 days. Explain stock levels

#12 805536A 2 CROSS AND BEARING (2 required per assembly) (Gray) Meritor Assembly
CROSS AND BEARING 805536A 2
805536A 2

About Mercury Marine

OEM Part

805536A 2 - Cross & Bearing [ More info ]

Add to shopping cart $87.09
7 in stock. Explain stock levels

U-Joint
18-2097

About Sierra Marine

OEM Match

18-2097 - Universal Joint, 805536A2 [ More info ]

Add to shopping cart $77.83 $62.75
10+ in stock. Explain stock levels

#12 865493A01 CROSS AND BEARING (2 required per assembly) (Black) GKN Assembly
865496A02 865493A01
865493A01

About Mercury Marine

OEM Part

865493A01 - Universal Joint [ More info ]

Add to shopping cart $110.00
1 in stock. Explain stock levels

U-Joint
18-6406

About Sierra Marine

OEM Match

18-6406 - Universal Joint, 865493A01 [ More info ]

Add to shopping cart $137.47 $101.69
10+ in stock. Explain stock levels

CROSS BEARING KIT 865496A02
865496A02

About Mercury Marine

OEM Part

865496A02 - Cross Bearing Kit [ More info ]

Add to shopping cart $222.80
2 in stock. Explain stock levels

#13 814819A 3 YOKE, Coupler End (1 required per assembly) (Gray) Meritor Assembly
YOKE Coupler End 814819A 3
814819A 3

About Mercury Marine

OEM Part

814819A 3 - Yoke Assembly [ More info ]

Add to shopping cart $224.67
6 in stock. Explain stock levels

#13 865491A01 YOKE, Coupler End (1 required per assembly) (Black) GKN Assembly
YOLK              O - Replaced by -864281A01
 

This part has been superseded.

865491A01 - YOLK O [ More info ]
Unavailable
Replaced by -864281A01
YOLK ASSEMBLY 864281A01
864281A01

About Mercury Marine

OEM Part

864281A01 - Yoke -Splined [ More info ]

Add to shopping cart $219.58
2 in stock. Explain stock levels

Yoke
18-6405

About Sierra Marine

OEM Match

18-6405 - Yoke, 864281A01 [ More info ]

Add to shopping cart $154.02
3 in stock. Explain stock levels

#14 25-29845 O-RING, (.924 x .103) (2 required per assembly)
O-RING (.924 x .103) 25-29845
25-29845

About Mercury Marine

OEM Part

25-29845 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $1.90
10+ in stock. Explain stock levels

O Ring
18-7103

About Sierra Marine

OEM Match

18-7103-9 - O-Ring , 308624 (PK5) [ More info ]

Add to shopping cart $27.45 $27.19
3 in stock. Explain stock levels

#14 25-35027 O-RING, (1.046) (1 required per assembly)
O-RING (1.046) 25-35027
25-35027

About Mercury Marine

OEM Part

25-35027 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $1.20
10+ in stock. Explain stock levels

O-Ring
18-7117

About Sierra Marine

OEM Match

18-7117 - O-Ring 303360, 25-35027 [ More info ]

Add to shopping cart $1.99 $0.88
3 in stock. Explain stock levels

#15 816811 1 RETAINER (1 required per assembly)
8168112 816811  1
816811  1

About Mercury Marine

OEM Part

816811 1 - Retainer [ More info ]

Add to shopping cart $15.00
4 in stock. Explain stock levels

RETAINER 816811  2
816811  2

About Mercury Marine

OEM Part

816811 2 - Bearing Retainer [ More info ]

Add to shopping cart $35.40 $30.32
4 in stock. Explain stock levels

Retaining Nut Drive Shft Hs
18-3752

About Sierra Marine

OEM Match

18-3752 - Nut 816811-1 [ More info ]

Add to shopping cart $29.21 $23.13
10+ in stock. Explain stock levels

#16 35983 RING (1 required per assembly)
RING 35983
35983

About Mercury Marine

OEM Part

35983 - Ring, Roller Bearing Retainer to Oil Seal Carrier [ More info ]

Add to shopping cart $14.60
10+ in stock. Explain stock levels

Owners manual  Manual 212141 Owners Manual-1993 9 9 15 10 $24.95 $24.95 Add to shopping cart
Upper Housing Ring
18-4296

About Sierra Marine

OEM Match

18-4296 - Housing Ring, 35983 [ More info ]

Add to shopping cart $14.99 $12.00
6 in stock. Explain stock levels

#17 25-70937 O-RING (1 required per assembly)
O-RING 25-70937
25-70937

About Mercury Marine

OEM Part

25-70937 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $3.90
8 in stock. Explain stock levels

O-Ring
18-7169

About Sierra Marine

OEM Match

18-7169-9 - O-Ring (PK5) 25-70937, 911686 [ More info ]

Add to shopping cart $19.95 $11.62
10+ in stock. Explain stock levels

#18 66081A 2 CARRIER ASSEMBLY (1 required per assembly)
CARRIER ASSEMBLY 66081A 2
66081A 2

About Mercury Marine

OEM Part

66081A 2 - Carrier Assembly [ More info ]

Add to shopping cart $64.10 $54.88
3 in stock. Explain stock levels

Carrier Assy Oil Seal
18-0577

About Sierra Marine

OEM Match

18-0577 - Carrier Assembly, 66081A2 [ More info ]

Add to shopping cart $46.99 $37.87
4 in stock. Explain stock levels

#19 26-823894 SEAL, Oil (1 required per assembly)
SEAL Oil 26-823894
26-823894

About Mercury Marine

OEM Part

26-823894 - Seal [ More info ]

Add to shopping cart $25.90 $22.18
3 in stock. Explain stock levels

Oil Seal
18-2003

About Sierra Marine

OEM Match

18-2003 - Seal, 26-823894 [ More info ]

Add to shopping cart $20.49 $13.28
10+ in stock. Explain stock levels

#20 31-30894A 5 BEARING KIT, Roller (1 required per assembly)
BEARING KIT Roller 31-30894A 5
31-30894A 5

About Mercury Marine

OEM Part

31-30894A 5 - Bearing Assembly [ More info ]

Add to shopping cart $143.42
1 in stock. Explain stock levels

Roller Bearing Kit
18-1182

About Sierra Marine

OEM Match

18-1182 - Bearing Kit, 31-30894A5 [ More info ]

Add to shopping cart $162.64 $124.07
2 in stock. Explain stock levels

#21 23-853649 SPACER, Bearing Cup (1 required per assembly)
ORD 23-853649A 1  O NLA
 

About Mercury Marine

OEM Part

ORD 23-853649A 1 O NLA [ More info ]
Unavailable
#22 15-35980A 1 SHIM SET (AR required per assembly)
SHIM SET 15-35980A 1
15-35980A 1

About Mercury Marine

OEM Part

15-35980A 1 - Shim Set [ More info ]

Add to shopping cart $12.80 $8.64
5 in stock. Explain stock levels

Shim Kit
18-2292

About Sierra Marine

OEM Match

18-2292 - Shim 15-35980A1 [ More info ]

Add to shopping cart $15.97 $11.63
3 in stock. Explain stock levels

#23 15-71013 SHIM, Spacer (1 required per assembly)
238M0124132 15-71013
15-71013

About Mercury Marine

OEM Part

15-71013 - Shim - Priced Individually [ More info ]

Add to shopping cart $3.90 $2.64
10+ in stock. Explain stock levels

Shim Kit
18-2296

About Sierra Marine

OEM Match

18-2296 - Shim 15-71013 [ More info ]

Add to shopping cart $3.87
Available to order: Usually ships within 8 days. Explain stock levels

#24 43-853641A 2 GEAR KIT, (20-22 GEARS) (1 required per assembly) (1.47:1 RATIO)
GEAR KIT (20-22 GEARS) 43-853641A 2
43-853641A 2

About Mercury Marine

OEM Part

43-853641A 2 - Gear Set -1.47 [ More info ]

Add to shopping cart $436.42 $353.50
8 in stock. Explain stock levels

Upper Gear Kit
18-6351

About Sierra Marine

OEM Match

18-6351 - Upper Gear Kit 18-6351 [ More info ]

Add to shopping cart $469.80 $465.82
1 in stock. Explain stock levels

REPAIR KIT-GEAR   43803103T 1
43803103T 1

About Mercury Marine

OEM Part

43-803103T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $616.08
Available to order: Usually ships within 8 days. Explain stock levels

#24 43-853640A 2 GEAR KIT, (24-24 GEARS) (1 required per assembly) (1.62:1 AND 2.00:1 RATIO)
GEAR KIT (24-24 GEARS) 43-853640A 2
43-853640A 2

About Mercury Marine

OEM Part

43-853640A 2 - Gear Set -1.62/2.0 [ More info ]

Add to shopping cart $379.14
Available to order: Usually ships within 8 days. Explain stock levels

Upper Gear Kit
18-6350

About Sierra Marine

OEM Match

18-6350 - Gear Set [ More info ]

Add to shopping cart $469.80 $465.82
Available to order: Usually ships within 8 days. Explain stock levels

REPAIR KIT-GEAR   43803104T 1
43803104T 1

About Mercury Marine

OEM Part

43-803104T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $541.42
1 in stock. Explain stock levels

#24 43-853643A 2 GEAR KIT, (17-19 GEARS) (1 required per assembly) (1.81:1 RATIO)
GEAR KIT (17-19 GEARS) 43-853643A 2
43-853643A 2

About Mercury Marine

OEM Part

43-853643A 2 - Gear Set -1.81 [ More info ]

Add to shopping cart $414.16 $335.48
6 in stock. Explain stock levels

Gear Kit, Upper
18-6353

About Sierra Marine

OEM Match

18-6353 - Gear Kit, 43-853643A2 [ More info ]

Add to shopping cart $431.02 $427.36
1 in stock. Explain stock levels

REPAIR KIT-GEAR   43803105T 1
43803105T 1

About Mercury Marine

OEM Part

43-803105T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $442.72
1 in stock. Explain stock levels

#24 43-853642A 2 GEAR KIT, (20-24 GEARS) (1 required per assembly) (1.94:1 AND 2.40:1 RATIO)
GEAR KIT (20-24 GEARS) 43-853642A 2
43-853642A 2

About Mercury Marine

OEM Part

43-853642A 2 - Gear Set -1.94/2.4 [ More info ]

Add to shopping cart $478.60
2 in stock. Explain stock levels

Upper Gear Kit
18-6352

About Sierra Marine

OEM Match

18-6352 - Upper Gear Kit 18-6352 [ More info ]

Add to shopping cart $469.80 $465.82
1 in stock. Explain stock levels

REPAIR KIT-GEAR   43803106T 1
43803106T 1

About Mercury Marine

OEM Part

43-803106T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $488.08
Available to order: Usually ships within 8 days. Explain stock levels

#25 31-35990A 1 BEARING ASSEMBLY, Roller (1 required per assembly)
BEARING ASSEMBLY Roller 31-35990A 1
31-35990A 1

About Mercury Marine

OEM Part

31-35990A 1 - Bearing Assembly [ More info ]

Add to shopping cart $49.50 $42.39
5 in stock. Explain stock levels

Tapered Roller Bearing
18-1161

About Sierra Marine

OEM Match

18-1161 - Bearing 31-35990A1, 983891 [ More info ]

Add to shopping cart $39.99 $31.44
8 in stock. Explain stock levels

#25 31-32573A 1 BEARING ASSEMBLY, Roller (1 required per assembly) (1.47:1 RATIO ONLY)
BEARING ASSEMBLY Roller 31-32573A 1
31-32573A 1

About Mercury Marine

OEM Part

31-32573A 1 - Bearing Assembly [ More info ]

Add to shopping cart $47.00
10+ in stock. Explain stock levels

Upper Pinion Bearing
18-1142

About Sierra Marine

OEM Match

18-1142 - Bearing 31-32573A1 [ More info ]

Add to shopping cart $52.31 $41.09
2 in stock. Explain stock levels

#26 12-45810 WASHER (1 required per assembly)
WASHER 12-45810
12-45810

About Mercury Marine

OEM Part

12-45810 - Washer [ More info ]

Add to shopping cart $1.20
10+ in stock. Explain stock levels

Upper Drive Washer
18-3712

About Sierra Marine

OEM Match

18-3712 - Washer, 12-45810 [ More info ]

Add to shopping cart $1.76 $1.35
9 in stock. Explain stock levels

#27 11-22339 NUT, (.625-18) (1 required per assembly)
NUT (.625-18) 11-22339
11-22339

About Mercury Marine

OEM Part

11-22339 - Nut - Priced Individually [ More info ]

Add to shopping cart $5.50
10+ in stock. Explain stock levels

Nut
18-3713

About Sierra Marine

OEM Match

18-3713 - Nut, 11-22339 [ More info ]

Add to shopping cart $3.98 $2.87
Available to order: Usually ships within 8 days. Explain stock levels

#28 15-36178A 1 SHIM SET (AR required per assembly)
1536178A02 15-36178A 1
 

About Mercury Marine

OEM Part

15-36178A 1 - Shim Set [ More info ]

Add to shopping cart $7.50
10+ in stock. Explain stock levels

SHIM SET 15-36178A02
 

About Mercury Marine

OEM Part

15-36178A02 - Shim Set [ More info ]

Add to shopping cart $11.40
1 in stock. Explain stock levels

Shim Kit
18-2293

About Sierra Marine

OEM Match

18-2293 - Shim Kit, 15-36178A1 [ More info ]

Add to shopping cart $11.90 $9.67
5 in stock. Explain stock levels

#- 26-88397A 1 SEAL KIT, Driveshaft Housing (- required per assembly)
SEAL KIT Driveshaft Hou 26-88397A 1
26-88397A 1

About Mercury Marine

OEM Part

26-88397A 1 - Seal Kit [ More info ]

Add to shopping cart $43.10 $36.91
Available to order: Usually ships within 8 days. Explain stock levels

Seal Kit
18-2644

About Sierra Marine

OEM Match

18-2644 - Seal Kit, 26-88397A1 [ More info ]

Add to shopping cart $31.99 $26.72
10+ in stock. Explain stock levels